Update.

[tex.git] / dl.tex

% Any copyright is dedicated to the Public Domain.
% https://creativecommons.org/publicdomain/zero/1.0/

% Written by Francois Fleuret <francois@fleuret.org>

\documentclass[11pt,a4paper,twoside]{article}
\usepackage{amsmath,amssymb,dsfont}
\usepackage[pdftex]{graphicx}

\usepackage{tikz}
\usetikzlibrary{arrows,arrows.meta,calc}
\usetikzlibrary{patterns}

\tikzset{>={Straight Barb[angle'=80,scale=1.2]}}
\tikzset{axes/.style={
    samples=1000,
    smooth,
    scale=0.8,
  }
}

\usepackage{pgfplots}
\usepgfplotslibrary{patchplots,colormaps}
\pgfplotsset{compat = newest}

  \def\nbsamplesgd{31}
  \def\nbsamplesgdlevelcurves{51}

\begin{document}

\begin{figure}
\center

\begin{tikzpicture}[axes,scale=0.95]
\begin{axis} [
    width=8cm, height=8cm,
    view={0}{90},
    domain=0:6,
    xmin=0, xmax=6, ymin=0, ymax=6, clip=true,
    trig format plots=rad,
    xtick style={draw=none},
    ytick style={draw=none},
    ztick style={draw=none},
    xticklabel = \empty,
    yticklabel = \empty,
    zticklabel = \empty,
    zmin=-2,
    xlabel = $w$, ylabel = \empty, zlabel = $\mathcal{L}(w)$,
    ylabel style = { rotate=-90 },
    point meta max=50,
    point meta min=0,
]
\addplot3 [
  samples=\nbsamplesgdlevelcurves,
  samples y=\nbsamplesgdlevelcurves,
  contour gnuplot={
    number=31,%levels={-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9},
    labels=false,
    draw color=black!40,
    handler/.style=smooth,
  },
] {
  y*y + (x-3.1415926)*(x-3.1415926)
  + 18*exp(-0.5*((x-5)*(x-5)+(y-1)*(y-1)))
  + 12*exp(-0.5*((x-1.5)*(x-1.5)+(y-3)*(y-3)))
  - 3 *exp(-1.5*((x-3)*(x-3)+(y-1)*(y-1)))
};
%\immediate\write18{src/gradient.py --fig=2 --filename=src/gradient_field.tex}
%\input{src/gradient_field.tex}
\addplot[blue,very thin,quiver={u=\thisrow{u},v=\thisrow{v}},-stealth]
table
{
x y u v
0.1174235213547945 0.022089432226493955 -0.18484704196453094 0.00582113629207015
0.11588682420551777 0.32586567755788565 -0.18177364766597748 0.029847579076886177
0.11274994350969791 0.6277568936347961 -0.17549988627433777 0.057644009590148926
0.10704087652266026 0.927454736083746 -0.16408175230026245 0.08982724696397781
0.09782464988529682 1.225526325404644 -0.14564929902553558 0.12526299059391022
0.084731949493289 1.5238749012351036 -0.11946389824151993 0.16014476120471954
0.068579426035285 1.8255885541439056 -0.08715885132551193 0.188296377658844
0.0517025925219059 2.133843407034874 -0.05340518429875374 0.20336583256721497
0.0376017764210701 2.450169377028942 -0.025203552097082138 0.2022928148508072
0.029822340235114098 2.773103065788746 -0.009644679725170135 0.18800435960292816
0.030520093627274036 3.0983169451355934 -0.011040186509490013 0.1691555231809616
0.03949661739170551 3.420433260500431 -0.028993234038352966 0.15650181472301483
0.05429024435579777 3.735493890941143 -0.058580487966537476 0.1579594761133194
0.07126650400459766 4.042547337710857 -0.09253300726413727 0.175431028008461
0.08705186657607555 4.343499734997749 -0.12410373240709305 0.20510563254356384
0.09954863227903843 4.641621150076389 -0.1490972638130188 0.2404422014951706
0.10816287435591221 4.9398598819971085 -0.16632574796676636 0.2755431830883026
0.11339609511196613 5.239896818995476 -0.1767921894788742 0.3070487082004547
0.11621841974556446 5.542121157050133 -0.18243683874607086 0.33417943120002747
0.11757604964077473 5.846140414476395 -0.1851520985364914 0.357719361782074
0.423524871468544 0.020973647013306618 -0.16547080874443054 0.008052706718444824
0.421693317592144 0.32344064489006996 -0.16180770099163055 0.03469764441251755
0.4179566204547882 0.6230503469705582 -0.15433430671691895 0.06705710291862488
0.41115594655275345 0.9193350672721863 -0.14073295891284943 0.10606658458709717
0.400176826864481 1.2131547257304192 -0.11877471953630447 0.15000618994235992
0.3845798224210739 1.507394514977932 -0.08758071064949036 0.1931055337190628
0.3653387352824211 1.8067351132631302 -0.04909853637218475 0.2260032594203949
0.3452359545044601 2.1159903407096863 -0.008892974816262722 0.23907196521759033
0.3284405702725053 2.4374791979789734 0.024697793647646904 0.22767317295074463
0.3191752787679434 2.7689836025238037 0.043228376656770706 0.1962432861328125
0.32000790908932686 3.103944294154644 0.041563116014003754 0.1579008251428604
0.33070207946002483 3.4342098459601402 0.020174775272607803 0.1289486438035965
0.34832555148750544 3.7537806630134583 -0.015072168782353401 0.12138593196868896
0.3685488346964121 4.061214596033096 -0.0555187352001667 0.13809651136398315
0.3873533494770527 4.359400525689125 -0.0931277647614479 0.17330405116081238
0.40224023163318634 4.65329534560442 -0.12290152907371521 0.2170938104391098
0.4125020280480385 4.947368249297142 -0.1434251219034195 0.2605264484882355
0.41873613744974136 5.2441665679216385 -0.15589334070682526 0.2985092103481293
0.4220982640981674 5.544280514121056 -0.16261759400367737 0.32986071705818176
0.4237155467271805 5.847115397453308 -0.1658521592617035 0.35576939582824707
0.7298176512122154 0.019753662403672934 -0.14647750556468964 0.010492675937712193
0.727997712790966 0.3207937516272068 -0.14283762872219086 0.039991430938243866
0.7242819145321846 0.6179106496274471 -0.135406032204628 0.07733649760484695
0.7175017185509205 0.9104608818888664 -0.12184564024209976 0.12381495535373688
0.7065367214381695 1.1996287107467651 -0.09991564601659775 0.17705821990966797
0.6909541301429272 1.4893776252865791 -0.06875046342611313 0.2291393131017685
0.6717382427304983 1.7861283421516418 -0.030318688601255417 0.2672168016433716
0.6516717718914151 2.096480503678322 0.009814253076910973 0.2780916392803192
0.6349129863083363 2.4236133992671967 0.043331824243068695 0.2554047703742981
0.6256716549396515 2.7644847482442856 0.06181448698043823 0.20524099469184875
0.6265081968158484 3.110097236931324 0.06014140322804451 0.14559493958950043
0.6371861919760704 3.4492687173187733 0.0387854129076004 0.09883090108633041
0.6547792935743928 3.7737684100866318 0.00359920971095562 0.08141043782234192
0.6749665457755327 4.081617850810289 -0.036775294691324234 0.09729000180959702
0.6937371455132961 4.376779921352863 -0.07431649416685104 0.13854525983333588
0.7085970491170883 4.666055046021938 -0.10403630137443542 0.19157440960407257
0.7188401855528355 4.955574743449688 -0.12452257424592972 0.24411346018314362
0.7250629514455795 5.248833328485489 -0.13696810603141785 0.28917568922042847
0.7284189537167549 5.546640649437904 -0.14368011057376862 0.32514044642448425
0.7300332933664322 5.848181024193764 -0.14690878987312317 0.3536381423473358
1.0363909229636192 0.01868997933343053 -0.12804512679576874 0.012620042078197002
1.0350737795233727 0.3184851221740246 -0.12541083991527557 0.04460868984460831
1.0323136784136295 0.6133765354752541 -0.11989063769578934 0.0864047259092331
1.0271144397556782 0.9025535583496094 -0.10949216037988663 0.13962960243225098
1.018548123538494 1.1875258460640907 -0.0923595279455185 0.20126394927501678
1.0063207559287548 1.4732601344585419 -0.06790479272603989 0.261374294757843
0.9912877790629864 1.7677260488271713 -0.03783883899450302 0.3040213882923126
0.9756566977594048 2.0790842324495316 -0.00657667638733983 0.3128841817378998
0.9626429127529263 2.41126249730587 0.019450893625617027 0.2801065742969513
0.9554850626736879 2.760486051440239 0.03376659378409386 0.21323838829994202
0.956153504550457 3.1155917942523956 0.032429710030555725 0.13460582494735718
0.964459934271872 3.462699916213751 0.01581685058772564 0.07196850329637527
0.97813237644732 3.7915916685014963 -0.011528033763170242 0.04576392099261284
0.9938165657222271 4.099810216575861 -0.04289641231298447 0.06090527027845383
1.0083985887467861 4.392275590449572 -0.07206045836210251 0.10755392163991928
1.0199420563876629 4.677431605756283 -0.09514739364385605 0.1688212901353836
1.0278989672660828 4.962891608476639 -0.1110612154006958 0.22947973012924194
1.0327327959239483 5.252994179725647 -0.12072887271642685 0.2808539867401123
1.0353397130966187 5.5487449169158936 -0.12594270706176758 0.32093191146850586
1.036593720316887 5.849131137132645 -0.12845072150230408 0.351737916469574
1.3433643616735935 0.01820527482777834 -0.1104130819439888 0.013589451089501381
1.343337569385767 0.31735384836792946 -0.11035949736833572 0.04687123745679855
1.342792171984911 0.6107933335006237 -0.10926870256662369 0.0915711298584938
1.340813547372818 0.897551953792572 -0.10531145334243774 0.14963281154632568
1.33668302744627 1.1795571148395538 -0.09705041348934174 0.21720141172409058
1.3304876424372196 1.4626562148332596 -0.084659643471241 0.2825821340084076
1.32308953627944 1.7557951509952545 -0.06986343115568161 0.32788318395614624
1.315735649317503 2.067952573299408 -0.05515565723180771 0.335147500038147
1.3098162673413754 2.4034255892038345 -0.04331689327955246 0.29578039050102234
1.3066397178918123 2.7579806819558144 -0.03696379438042641 0.2182491272687912
1.3070017360150814 3.119117110967636 -0.03768783062696457 0.12755519151687622
1.310790117830038 3.4712625220417976 -0.0452645942568779 0.05484329164028168
1.3169810846447945 3.802940116263926 -0.057646527886390686 0.02306702546775341
1.3240682408213615 4.111388811841607 -0.07182084023952484 0.037748079746961594
1.3306521587073803 4.40213618054986 -0.08498867601156235 0.0878327414393425
1.3358623795211315 4.6846704706549644 -0.09540911763906479 0.15434356033802032
1.3394532352685928 4.96754714846611 -0.10259082913398743 0.22016865015029907
1.3416345156729221 5.255641579627991 -0.10695338994264603 0.2755591869354248
1.342810858041048 5.550083786249161 -0.10930607467889786 0.31825417280197144
1.343376699835062 5.849735647439957 -0.11043775826692581 0.35052889585494995
1.6509489193558693 0.019061933271586895 -0.09400327503681183 0.01187613420188427
1.653587568551302 0.3187377545982599 -0.09928057342767715 0.04410342499613762
1.6570525951683521 0.6117626428604126 -0.1062106266617775 0.08963251113891602
1.6597077511250973 0.8969056010246277 -0.11152093857526779 0.15092551708221436
1.6605658940970898 1.1770962178707123 -0.11323722451925278 0.22212320566177368
1.6605690270662308 1.459395945072174 -0.11324349045753479 0.2891026735305786
1.661427490413189 1.7528700828552246 -0.11496041715145111 0.33373332023620605
1.663658868521452 2.0658551156520844 -0.11942317336797714 0.3393424153327942
1.6663166657090187 2.402229458093643 -0.12473876774311066 0.29817265272140503
1.66807471960783 2.75771264731884 -0.12825487554073334 0.21878519654273987
1.66812065243721 3.119766317307949 -0.1283467411994934 0.1262567788362503
1.6663847714662552 3.472655862569809 -0.12487497925758362 0.05205661058425903
1.6633784733712673 3.8047383688390255 -0.11886238306760788 0.019470520317554474
1.659880306571722 4.113206664100289 -0.1118660494685173 0.03411237522959709
1.6566104516386986 4.403678499162197 -0.1053263396024704 0.08474810421466827
1.654016014188528 4.685800842940807 -0.10013746470212936 0.15208281576633453
1.6522258035838604 4.9682735577225685 -0.09655704349279404 0.2187158316373825
1.6511377096176147 5.256054475903511 -0.09438085556030273 0.27473339438438416
1.6505507454276085 5.550292551517487 -0.09320692718029022 0.3178366422653198
1.6502683646976948 5.849829912185669 -0.0926421657204628 0.3503403663635254
1.9588069841265678 0.02244938537478447 -0.07814048230648041 0.0051012299954891205
1.9657829590141773 0.32460276409983635 -0.09209243208169937 0.03237340599298477
1.9752332754433155 0.6180721893906593 -0.11099306493997574 0.07701341807842255
1.9833145216107368 0.9009987339377403 -0.12715555727481842 0.14273925125598907
1.9877958819270134 1.17901162058115 -0.13611827790737152 0.21829240024089813
1.9911257177591324 1.4619801938533783 -0.1427779495716095 0.28393417596817017
1.9973722398281097 1.7581532001495361 -0.1552709937095642 0.323167085647583
2.007235959172249 2.0728047490119934 -0.1749984323978424 0.3254431486129761
2.0174618661403656 2.4080150723457336 -0.19545024633407593 0.2866014242172241
2.023835204541683 2.759913846850395 -0.20819692313671112 0.21438279747962952
2.023778572678566 3.1174862906336784 -0.20808365941047668 0.13081683218479156
2.0171684622764587 3.466561295092106 -0.1948634386062622 0.06424574553966522
2.0059075579047203 3.7965133357793093 -0.17234162986278534 0.03592058643698692
1.9928633272647858 4.104763498529792 -0.14625316858291626 0.05099870637059212
1.9806910492479801 4.396470379084349 -0.12190861254930496 0.09916434437036514
1.971040040254593 4.6805034428834915 -0.10260659456253052 0.1626776158809662
1.9643828198313713 4.9648649245500565 -0.08929215371608734 0.22553309798240662
1.9603371806442738 5.2541156858205795 -0.08120087534189224 0.2786109745502472
1.9581549726426601 5.549311935901642 -0.07683645933866501 0.3197978734970093
1.957105178385973 5.849387124180794 -0.07473687082529068 0.35122594237327576
2.2640746105462313 0.02893721219152212 -0.05709657445549965 -0.007874423637986183
2.274877931922674 0.33608679194003344 -0.07870321720838547 0.009405350312590599
2.2897686660289764 0.6304722186177969 -0.10848468542098999 0.052213359624147415
2.302200175821781 0.9089371040463448 -0.13334770500659943 0.1268625110387802
2.308284819126129 1.1825374066829681 -0.1455169916152954 0.21124082803726196
2.312060445547104 1.4668133705854416 -0.15306824445724487 0.2742678225040436
2.3204368352890015 1.7684001326560974 -0.16982102394104004 0.30267322063446045
2.334858663380146 2.0864465534687042 -0.19866468012332916 0.29815953969955444
2.3503062948584557 2.4194509238004684 -0.22955994307994843 0.2637297213077545
2.3602065667510033 2.7643708512187004 -0.24936048686504364 0.2054687887430191
2.360574334859848 3.113205172121525 -0.25009602308273315 0.13937906920909882
2.3511970788240433 3.4548441506922245 -0.23134151101112366 0.08768003433942795
2.334898456931114 3.7806386202573776 -0.1987442672252655 0.06767001748085022
2.3159187510609627 4.088447034358978 -0.16078485548496246 0.08363163471221924
2.2981730550527573 4.382533580064774 -0.12529346346855164 0.12703794240951538
2.284091353416443 4.670258745551109 -0.09713006019592285 0.1831670105457306
2.2743741907179356 4.958272233605385 -0.07769573479890823 0.23871847987174988
2.2684679366648197 5.250365629792213 -0.06588322669267654 0.28611108660697937
2.265281841158867 5.547415152192116 -0.059511035680770874 0.3235914409160614
2.2637490406632423 5.848530635237694 -0.05644543468952179 0.3529389202594757
2.5605842787772417 0.03578091040253639 -0.018536988645792007 -0.021561820060014725
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2.582444854080677 0.6456587063148618 -0.06225813925266266 0.021840384230017662
2.594727899879217 0.9186956845223904 -0.08682423084974289 0.107345350086689
2.602081511169672 1.186878852546215 -0.10153145343065262 0.20255793631076813
2.6085487082600594 1.4731573462486267 -0.11446584761142731 0.26157987117767334
2.6207658275961876 1.7820202857255936 -0.13890008628368378 0.27543291449546814
2.639487013220787 2.1046081483364105 -0.1763424575328827 0.26183634996414185
2.6588002368807793 2.4348362013697624 -0.21496890485286713 0.23295916616916656
2.6714284792542458 2.7708501890301704 -0.2402253895998001 0.19251011312007904
2.673101544380188 3.1085803881287575 -0.24357151985168457 0.14862863719463348
2.6637350618839264 3.4407991357147694 -0.22483855485916138 0.11577006429433823
2.6465502083301544 3.7613071389496326 -0.19046884775161743 0.10633298009634018
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2.571798037737608 5.545085221529007 -0.040964506566524506 0.32825130224227905
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2.845965903252363 0.9277078434824944 0.04227868467569351 0.08932103216648102
2.856283268891275 1.1957791522145271 0.021643953397870064 0.18475733697414398
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2.8953853510320187 1.8022639602422714 -0.0565602108836174 0.23494556546211243
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    zticklabel = \empty,
    zmin=-2,
    xlabel = $w$, ylabel = \empty, zlabel = $\mathcal{L}(w)$,
    zlabel style = { rotate=-90 },
]
\addplot3 [
  surf,
  colormap={bw}{color=(black!50) color=(black!50)},
  color=white,
  very thin,
  domain=0:6,
  samples=\nbsamplesgd,
] {
  y*y + (x-3.1415926)*(x-3.1415926)
  + 18*exp(-0.5*((x-5)*(x-5)+(y-1)*(y-1)))
  + 12*exp(-0.5*((x-1.5)*(x-1.5)+(y-3)*(y-3)))
  - 3 *exp(-1.5*((x-3)*(x-3)+(y-1)*(y-1)))
};
%\immediate\write18{src/gradient.py --fig=1 --filename=src/gradient_descent.tex}
%\input{src/gradient_descent.tex}
\coordinate (w0) at (1.5,5.699999809265137,35.4982795715332);
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(2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) (2.73673415184021,0.6147243976593018,-0.007083415985107422) };
\end{axis}
\end{tikzpicture}
\end{figure}

\begin{figure}
\newcommand{\fillcubexyz}[7]{%
\draw[draw=none,fill=#7] (#1,#2,#3)--++(#4,0,0)--++(0,0,#6)--++(0,#5,0)--++(-#4,0,0)--++(0,0,-#6)--cycle;
}
\newcommand{\cubexyz}[6]{%
\draw (#1,#2,#3)          --++(0,0,#6)--++(0,#5,0)--++(0,0,-#6)--cycle;
\draw (#1,#2,#3)++(#4,0,0)--++(0,0,#6)--++(0,#5,0)--++(0,0,-#6)--cycle;
\draw (#1,#2,#3)--++(#4,0,0);
\draw (#1,#2,#3)++(0,#5,0)--++(#4,0,0);
\draw (#1,#2,#3)++(0,#5,#6)--++(#4,0,0);
\draw (#1,#2,#3)++(0,0,#6)--++(#4,0,0);
}
\center
\begin{tikzpicture}[
    very thin, line join=bevel,
    x={(0:0.15cm)},
    y={(90:0.215cm)},
    z={(50:0.08cm)}
]

\begin{scope}[shift={(0,0,0)}]
  \fillcubexyz{0}{1}{1}{4}{5}{3}{blue}
  \cubexyz{0}{0}{0}{4}{10}{8} % 4x10x8
  \cubexyz{0}{1}{1}{4}{5}{3}  % 4x5x3
  \fillcubexyz{10}{3}{2}{6}{1}{1}{red}
  \cubexyz{10}{2}{1}{6}{6}{6} % 6x6x6
  \cubexyz{10}{3}{2}{6}{1}{1}
  \draw[->,thick] (0,1,1)++(4.8,2.5,1.5)--++(4.6,0,0) node[midway,above] {$\phi$};
  \node[every text node part/.style={align=center}] at (9,-4) {\it 2d convolution};
\end{scope}

\begin{scope}[shift={(24,0,0)}]
  \fillcubexyz{13}{1}{1}{4}{5}{3}{red}
  \cubexyz{13}{0}{0}{4}{10}{8}
  \cubexyz{13}{1}{1}{4}{5}{3}
  \fillcubexyz{0}{3}{2}{6}{1}{1}{blue}
  \cubexyz{0}{2}{1}{6}{6}{6}
  \cubexyz{0}{3}{2}{6}{1}{1}
  \draw[->,thick] (0,1,1)++(6.6,2.5,1.5)--++(5.2,0,0) node[midway,above] {$\psi$};
  \node[every text node part/.style={align=center}] at (9,-4)
       {\it 2d transposed\\ \it convolution};
\end{scope}

\end{tikzpicture}

\end{figure}


\end{document}